A lens of focal length 10.0 cm is placed in contact with another lens, the combination having a focal length of 20.0 cm. The focal length of the second lens is
A) 200 cm.
B) -20.0 cm.
C) -10.0 cm.
D) 10.0 cm.
E) 20.0 cm.
Correct Answer:
Verified
Q50: The focal length of a thin lens
Q51: The focal length of the lens of
Q91: An object is placed on an optical
Q93: An object is placed 100 cm in
Q94: An object is placed 100 cm in
Q95: An object is placed 100 cm in
Q97: An object is placed 40 cm in
Q98: A lens is made with focal length
Q99: An object is placed 100 cm in
Q101: The objective lens of a refracting telescope
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents